Xantrex 802-1500 XPower PowerPack 1500 Backup Power; Operates 120 Vac or 12 Vdc products anywhere; Sealed, non-spillable&nbsp;51 amp-hour AGM battery; High power 12 Vdc connector Operates 120 Vac or 12 Vdc products anywhere; Sealed, non-spillable51 amp-hour AGM battery High surge protection and automatic over-temperature and overload shutdown Low voltage alarm and shutdown prevents deep battery discharge, Battery level indicator confirms charge level High power 12 Vdc connector, Two three-prong AC outlets Padded grip towing handle is removable for easy storage, and built-in side handles allow for easy lifting